Home / 26,269.25-36,246.61-15,659.87

Finding the Fourth Proportional to 26,269.25, 36,246.61 and 15,659.87

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Solution

The fourth proportional to 26,269.25, 36,246.61 and 15,659.87 is: 21,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.25 : 36,246.61 = 15,659.87 : x
  2. Step 2: Convert to fraction form
    26,269.25/36,246.61 = 15,659.87/x
  3. Step 3: Cross multiply
    26,269.25x = 36,246.61 × 15,659.87
  4. Step 4: Simplify right side
    26,269.25x = 567,617,200.54
  5. Step 5: Solve for x
    x = 567,617,200.54/26,269.25
  6. Step 6: Final answer
    x = 21,607.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.